{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10472958","patent":{"patent_number":"US-10472958","title":"Determining spotting fluid properties","assignee":null,"inventors":[],"filing_date":"2018-09-14T00:00:00.000Z","publication_date":"2019-11-12T00:00:00.000Z","cpc_codes":["G01N","G01N"],"num_claims":30,"abstract":"Techniques for determining properties of a spotting fluid include positioning a member of a test apparatus into a prepared mudcake sample at a specified depth, the mudcake sample associated with a drilling fluid and including a specified thickness; circulating a flow of the spotting fluid to contact the prepared mudcake sample in a test cell; soaking the prepared mudcake sample in the spotting fluid for a specified time duration; subsequent to the specified time duration, detecting a force exerted on the member relative to a displacement distance of the member from the specified depth in the mudcake sample during removal of the member from the mudcake sample; recording, with the test apparatus, the detected force relative to the displacement distance; and determining, with the test apparatus, one or more properties associated with the mudcake sample based on the recorded force relative to the displacement distance."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Determining spotting fluid properties","description":"Techniques for determining properties of a spotting fluid include positioning a member of a test apparatus into a prepared mudcake sample at a specified depth, the mudcake sample associated with a dri","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10472958","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-10472958","citation_suggestion":"Patentable. \"Determining spotting fluid properties\" (US-10472958). https://patentable.app/patents/US-10472958","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10472958","json":"https://patentable.app/api/llm-context/US-10472958","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T04:21:39.258Z"}